More Problems

• Implement a function to detect and remove a loop in a circular doubly linked list using Floyd’s cycle detection.
• Write a function to rotate a circular singly linked list by k positions without recursion.
• How do you reverse every alternate node in a singly linked list using an iterative approach?
• Implement a function to flatten a multilevel singly linked list where each node has a next and random pointer.
• Write a function to rearrange nodes in a doubly linked list such that nodes with negative values come before non-negative values.
• How do you reverse every third node in a singly linked list without recursion?
• Implement a function to rotate a circular doubly linked list left by k positions using recursion.
• Write a function to reverse the first n nodes in a circular singly linked list without recursion.